<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
	</body>
	<script src="script/Pra1.js" type="text/javascript" charset="utf-8"></script>
	<button type="button" onclick="document.write('hello world')">hi</button>
	<div id="bs">
		
	</div>
	<input type="text" name="in" id="in" value="already" />
	<script type="text/javascript">
	// var score=	prompt("enter please")//显示一个输入框
	// if (score>=85) document.write("优秀")
	// else if(score>=60&&score<85) document.write("还行")
	// else if(score<60&&score>=0) document.write("不及格")
	// else document.write("error!!!")
	
	document.write("vlpflpvp-lfpglpf-glfpglp".split("-"))
	// switch (score){
	// 	case "80":console.log("hi")
	// 	break
		
	// }
	
	var s=0;
	for (let i = 0; i <100; i++) {
		s=s+i
	}
	var arr=[13,"abc",true,new Object()]
	for (let i = 0; i < arr.length; i++) {
		document.write(arr[i])
	}
	document.write(s+" <br> ")
	var ab=new Array();
	var fp=function (){
		document.write("hello")
	}
	fp()
	
	!function(){
		document.write("nihao")
	}()
	var ip=document.getElementById("#in")
	console.log(ip)
	
	
		</script>
</html>
